Revert 76228 - Move core pieces of geolocation from chrome to content.This is...

content/browser/geolocation/empty_device_data_provider.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/browser/geolocation/empty_device_data_provider.h"
-
-// No platform has (cellular) radio data provider yet.
-// static
-template<>
-RadioDataProviderImplBase* RadioDataProvider::DefaultFactoryFunction() {
-  return new EmptyDeviceDataProvider<RadioData>();
-}
-
-// Only define for platforms that lack a real wifi data provider.
-#if !defined(OS_WIN) && !defined(OS_MACOSX) && !defined(OS_LINUX)
-// static
-template<>
-WifiDataProviderImplBase* WifiDataProvider::DefaultFactoryFunction() {
-  return new EmptyDeviceDataProvider<WifiData>();
-}
-#endif
-
-// Only define for platforms that lack a real gateway data provider.
-#if !defined(OS_LINUX) && !defined(OS_WIN)
-// static
-template<>
-GatewayDataProviderImplBase* GatewayDataProvider::DefaultFactoryFunction() {
-  return new EmptyDeviceDataProvider<GatewayData>();
-}
-#endif